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CWE-563 - Assignment to Variable without Use

CWE-563

  • Abstraction:
  • Base
  • Structure:
  • Simple
  • Status:
  • Draft
Weakness Name

Assignment to Variable without Use

Description

The variable's value is assigned but never used, making it a dead store.

After the assignment, the variable is either assigned another value or goes out of scope. It is likely that the variable is simply vestigial, but it is also possible that the unused variable points out a bug.

Common Consequences

Scope: Other

Impact: Quality Degradation, Varies by Context

Notes: This weakness could be an indication of a bug in the program or a deprecated variable that was not removed and is an indication of poor quality. This could lead to further bugs and the introduction of weaknesses.

Related Weaknesses
  • Release Date:
  • 2006-07-19
  • Latest Modification Date:
  • 2024-02-29

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